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ruby--ruby/include/ruby/util.h
naruse 7ed0640ffb Add Float::INFINITY and Float::NAN.
* numeric.c (Init_Numeric): Add Float::INFINITY and Float::NAN.
  [ruby-dev:1657] [ruby-dev:4760] [ruby-list:7023] [ruby-list:46690]
  [ruby-core:26632] [ruby-talk:41352] [ruby-talk:203333]

* include/ruby/defines.h (INFINITY): defined.

* include/ruby/defines.h (NAN): defined.

* include/ruby/util.h (ruby_div0): removed.

* numeric.c (fix_pow): use INFINITY and NAN instead of ruby_div0(1.0).

* marshal.c (r_object0): ditto.

* bignum.c (big_fdiv): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26197 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-12-29 07:05:39 +00:00

90 lines
1.9 KiB
C

/**********************************************************************
util.h -
$Author$
created at: Thu Mar 9 11:55:53 JST 1995
Copyright (C) 1993-2007 Yukihiro Matsumoto
**********************************************************************/
#ifndef RUBY_UTIL_H
#define RUBY_UTIL_H 1
#if defined(__cplusplus)
extern "C" {
#if 0
} /* satisfy cc-mode */
#endif
#endif
#ifndef _
#ifdef __cplusplus
# ifndef HAVE_PROTOTYPES
# define HAVE_PROTOTYPES 1
# endif
# ifndef HAVE_STDARG_PROTOTYPES
# define HAVE_STDARG_PROTOTYPES 1
# endif
#endif
#ifdef HAVE_PROTOTYPES
# define _(args) args
#else
# define _(args) ()
#endif
#ifdef HAVE_STDARG_PROTOTYPES
# define __(args) args
#else
# define __(args) ()
#endif
#endif
#define scan_oct(s,l,e) (int)ruby_scan_oct(s,l,e)
unsigned long ruby_scan_oct(const char *, size_t, size_t *);
#define scan_hex(s,l,e) (int)ruby_scan_hex(s,l,e)
unsigned long ruby_scan_hex(const char *, size_t, size_t *);
#if defined(__CYGWIN32__) || defined(_WIN32)
void ruby_add_suffix(VALUE str, const char *suffix);
#endif
void ruby_qsort(void *, const size_t, const size_t,
int (*)(const void *, const void *, void *), void *);
void ruby_setenv(const char *, const char *);
void ruby_unsetenv(const char *);
#undef setenv
#undef unsetenv
#define setenv(name,val) ruby_setenv(name,val)
#define unsetenv(name,val) ruby_unsetenv(name);
char *ruby_strdup(const char *);
#undef strdup
#define strdup(s) ruby_strdup(s)
char *ruby_getcwd(void);
#define my_getcwd() ruby_getcwd()
double ruby_strtod(const char *, char **);
#undef strtod
#define strtod(s,e) ruby_strtod(s,e)
#if defined _MSC_VER && _MSC_VER >= 1300
#pragma warning(push)
#pragma warning(disable:4723)
#endif
#if defined _MSC_VER && _MSC_VER >= 1300
#pragma warning(pop)
#endif
void ruby_each_words(const char *, void (*)(const char*, int, void*), void *);
#if defined(__cplusplus)
#if 0
{ /* satisfy cc-mode */
#endif
} /* extern "C" { */
#endif
#endif /* RUBY_UTIL_H */